private void AddButtonClick(object sender, EventArgs e)
{
if (availableBookRentsComboBox.SelectedItem == null || availableStudentsComboBox.SelectedItem == null)
{
var errorForm = new ErrorForm("You need to select student and book");
errorForm.ShowDialog();
}
else
{
if (dateOfReturnDateTimePicker.Value < dateOfRentDateTimePicker.Value && isReturnedCheckBox.Checked)
{
var errorForm = new ErrorForm("Date of return cant be before date of rent");
errorForm.ShowDialog();
}
else
{
var bookRentToAdd = new BookRent
{
Student = availableStudentsComboBox.SelectedItem as Student,
Book = availableBookRentsComboBox.SelectedItem as Book,
DateOfRent = dateOfRentDateTimePicker.Value,
DateOfReturn = dateOfReturnDateTimePicker.Value
};
if (!isReturnedCheckBox.Checked)
{
bookRentToAdd.DateOfReturn = null;
}
var specificBookRent = BookRentRepository.GetAllBookRents()
.Where(x => x.BookId == bookRentToAdd.Book.BookId).ToList();
var specificBookRent2 = BookRentRepository.GetAllBookRents()
.Where(x => x.StudentId == bookRentToAdd.Student.StudentId).ToList();
if (BookRentRepository.CheckAvailableDate(specificBookRent, bookRentToAdd) &&
BookRentRepository.CheckAvailableDate(specificBookRent2, bookRentToAdd))
{
BookRentRepository.AddBookRent(bookRentToAdd);
Close();
}
else
{
var errorForm = new ErrorForm("That date is already taken");
errorForm.ShowDialog();
}
}
}
}
private void SaveButtonClick(object sender, EventArgs e)
{
if (returnDateDateTimePicker.Value < rentDateDateTimePicker.Value && isReturnedCheckBox.Checked)
{
var errorForm = new ErrorForm("Date of return cant be before date of rent");
errorForm.ShowDialog();
}
else
{
var bookRentToEdit = new BookRent
{
DateOfRent = rentDateDateTimePicker.Value,
DateOfReturn = returnDateDateTimePicker.Value,
Student = SelectedBookRent.Student,
StudentId = SelectedBookRent.Student.StudentId,
BookId = SelectedBookRent.Book.BookId,
BookRentId = SelectedBookRent.BookRentId,
Book = SelectedBookRent.Book
};
if (!isReturnedCheckBox.Checked)
{
bookRentToEdit.DateOfReturn = null;
}
var specificBookRent = BookRentRepository.GetAllBookRents()
.Where(x => x.BookId == bookRentToEdit.Book.BookId).ToList();
var wantedBookRent = BookRentRepository.GetAllBookRents()
.Where(x => x.BookRentId == bookRentToEdit.BookRentId).ToList();
var specificBookRentFiltered = specificBookRent.Except(wantedBookRent).ToList();
var specificBookRent2 = BookRentRepository.GetAllBookRents()
.Where(x => x.StudentId == bookRentToEdit.Student.StudentId).ToList();
var specificBookRent2Filtered = specificBookRent2.Except(wantedBookRent).ToList();
if (BookRentRepository.CheckAvailableDate(specificBookRentFiltered, bookRentToEdit) &&
BookRentRepository.CheckAvailableDate(specificBookRent2Filtered, bookRentToEdit))
{
BookRentRepository.EditBookRent(bookRentToEdit);
Close();
}
else
{
var errorForm = new ErrorForm("That date is already taken");
errorForm.ShowDialog();
}
}
}
